<html class="reftest-wait">
<head>

<style id="style">
.ch1 { counter-increment: chicken; }
</style>

<script>
function boom()
{
  document.getElementsByTagName("ol")[0].setAttribute("class", "wtf");
  document.getElementById("style").textContent = ".ch2 { counter-increment: chicken; }";
  
  document.documentElement.removeAttribute("class");
}
</script>
</head>

<body onload="setTimeout(boom, 30);">


<ol>
  <li class="ch1">item</li>
  <li>item
    <ol>
      <li class="ch2">item</li>
    </ol>
  </li>
</ol>

<ol class="ch2">
  <li>item</li>
</ol>


</body>
</html>
